/*
 * Copyright 2017 Huawei Technologies Co., Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package io.servicecomb.swagger.generator.rest;

import org.springframework.util.StringUtils;

import io.servicecomb.swagger.generator.core.AbstractSwaggerGeneratorContext;
import io.servicecomb.swagger.generator.core.OperationGenerator;

public abstract class RestSwaggerGeneratorContext extends AbstractSwaggerGeneratorContext {
    protected void correctPath(OperationGenerator operationGenerator) {
        String path = operationGenerator.getPath();
        if (StringUtils.isEmpty(path)) {
            path = "/";
        }
        operationGenerator.setPath(path);
    }

    @Override
    public void postProcessOperation(OperationGenerator operationGenerator) {
        checkPath(operationGenerator);
        correctPath(operationGenerator);
    }

    protected void checkPath(OperationGenerator operationGenerator) {
        if (StringUtils.isEmpty(operationGenerator.getPath())
                && StringUtils.isEmpty(operationGenerator.getSwagger().getBasePath())) {
            throw new Error("Path must not both be empty in class and method");
        }
    }
}
